JBIDE-14515 cdi.ui tests failure

NullPointerException is fixed
Additional information is put into System.out due to make the debug info more useful
JBIDE-13773 Clean-Up New Context Menu
JBIDE-14727 - SeamRuntimeDetectionTest test failure
JBIDE-14837 convert seam to use stacks for downloadRuntimes
JBIDE-14616: remove parent.relativePath